"Highly engaging. . . . [Barrow] brings his charm and wit to bear. . . . [He] introduces novel twists and turns, and presents [the] material in refreshing ways."-Nature"Eloquent. . . . Succinct. . . . Barrow [has the] remarkable ability to provide clear, concise, engaging and distinctly finite explanations-even when describing some fairly advanced concepts. . . . [An] engaging read."-San Francisco Chronicle "Clever and insightful. . . . [A] lively history of infinity through the ages."-Entertainment Weekly"Entertaining. . . . Remarkably lucid and not the least mind-boggling. . . . His clear, engaging style manages to illuminate abstruse matters.... This is a useful guide to an endlessly fascinating subject." -American Scientist